Talk:Self numbers: Difference between revisions

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→‎Improvement to the clever sieving of purefox: using modulus base*base+1

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rosettacode>Horsth

Revision as of 06:30, 9 October 2020 (view source) rosettacode>Horsth (→‎Improvement to the clever sieving of purefox: pattern in modulus base*base+1) ← Older edit		Latest revision as of 07:03, 9 October 2020 (view source) rosettacode>Horsth (→‎Improvement to the clever sieving of purefox: using modulus base*base+1)
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Line 10: This can all be done lightning fast in Level I cache. [[user Horst.h\|Horst.h]] 18:20, 7 October 2020 (UTC) :New observation using BaseBase+1 = 101. Line 0 is modified 1,3,5 are deleted<BR> :Many same lines, changes in constant distances only a rotation of line 1 with some. :There shall be a build system for this pattern. :mostly 10 out of 101 are selfnumbers, every 9101 -2 , every 99101 -3 , every 999101 -4 : <pre> annotation number of self numbers up to ~~(1,3,5, deleted )~~ 101 1013 1010 ~~100~~103 10100 ~~988~~991 101000 ~~9877~~9880 1010000 ~~98758~~98761 10100000 ~~987559~~987562 101000000 ~~9875560~~9875563 1010000000 98755565 10100000000 987555566 n Div 101 Line 36 ⟶ 38: 909 9 00000001010000000000100000000001000000000010000000000100000000001000000000010000000000100000000001000 -- rotate <<<<<<<<< -- v deleted 1010 10 00000000000100000000001000000000010000000000100000000001000000000010000000000100000000001000000000010 -- v inserted Line 45 ⟶ 47: 1919 19 10000000000100000000001000000000010000000000100000000001000000000010000000000100000000001000000000000 2020 20 00100000000001000000000010000000000100000000001000000000010000000000100000000001000000000010100000000 -- -- 2828 28 00100000000001000000000010000000000100000000001000000000010000000000100000000001000000000010100000000 -- vvv 2929 29 00100000000001000000000010000000000100000000001000000000010000000000100000000001000000000000001000000 3030 30 00001000000000010000000000100000000001000000000010000000000100000000001000000000010100000000001000000 -- vvv 3939 39 00001000000000010000000000100000000001000000000010000000000100000000001000000000000001000000000010000 4040 40 00000010000000000100000000001000000000010000000000100000000001000000000010100000000001000000000010000 -- 4848 48 00000010000000000100000000001000000000010000000000100000000001000000000010100000000001000000000010000 vvv 4949 49 00000010000000000100000000001000000000010000000000100000000001000000000000001000000000010000000000100 5050 50 00000000100000000001000000000010000000000100000000001000000000010100000000001000000000010000000000100 -- vvv 5959 59 00000000100000000001000000000010000000000100000000001000000000000001000000000010000000000100000000001 6060 60 00000000001000000000010000000000100000000001000000000010100000000001000000000010000000000100000000001 -- vvv 6969 69 00000000001000000000010000000000100000000001000000000000001000000000010000000000100000000001000000000 7070 70 01000000000010000000000100000000001000000000010100000000001000000000010000000000100000000001000000000 -- vvv 7979 79 01000000000010000000000100000000001000000000000001000000000010000000000100000000001000000000010000000 8080 80 00010000000000100000000001000000000010100000000001000000000010000000000100000000001000000000010000000 Line 74 ⟶ 76: ---- 99889 989 01000000000010000000000100000000001000000000010100000000001000000000010000000000100000000001000000000 -- v v vvv 99990 990 01000000000010000000000000000000000000000000000000000100000000001000000000010000000000100000000001000 First line found: ..8810 matches found... last one 100992930 999930 00000001010000000000100000000001000000000010000000000100000000001000000000010000000000100000000001000 </pre> [[user:Horsth\|Horsth]] ~~~~~~~~[[User:Horsth\|Horsth]] ([[User talk:Horsth\|talk]]) 07:01, 9 October 2020 (UTC) == Go, tweaked ==