Numbers in base 10 that are palindromic in bases 2, 4, and 16: Difference between revisions
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819 1285 1365 3855 4095 4097 4369 12291 13107 20485 21845 |
819 1285 1365 3855 4095 4097 4369 12291 13107 20485 21845 |
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=={{header|Mathematica}}/{{header|Wolfram Language}}== |
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<lang Mathematica>ClearAll[PalindromeBaseQ, Palindrom2416Q] |
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PalindromeBaseQ[n_Integer, b_Integer] := PalindromeQ[IntegerDigits[n, b]] |
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Palindrom2416Q[n_Integer] := PalindromeBaseQ[n, 2] \[And] PalindromeBaseQ[n, 4] \[And] PalindromeBaseQ[n, 16] |
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Select[Range[0, 24999], Palindrom2416Q] |
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Length[%]</lang> |
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{{out}} |
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<pre>{0, 1, 3, 5, 15, 17, 51, 85, 255, 257, 273, 771, 819, 1285, 1365, 3855, 4095, 4097, 4369, 12291, 13107, 20485, 21845} |
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23</pre> |
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=={{header|Nim}}== |
=={{header|Nim}}== |
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