Pascal's triangle: Difference between revisions
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Line 3,200:
1 9 36 84 126 126 84 36 9 1
</syntaxhighlight>
Also... when we mix positive and negative numbers it stops being a triangle:
<syntaxhighlight lang=J> i:5
_5 _4 _3 _2 _1 0 1 2 3 4 5
!~/~i:5
1 0 0 0 0 1 _5 15 _35 70 _126
_4 1 0 0 0 1 _4 10 _20 35 _56
6 _3 1 0 0 1 _3 6 _10 15 _21
_4 3 _2 1 0 1 _2 3 _4 5 _6
1 _1 1 _1 1 1 _1 1 _1 1 _1
0 0 0 0 0 1 0 0 0 0 0
0 0 0 0 0 1 1 0 0 0 0
0 0 0 0 0 1 2 1 0 0 0
0 0 0 0 0 1 3 3 1 0 0
0 0 0 0 0 1 4 6 4 1 0
0 0 0 0 0 1 5 10 10 5 1
!/~i:5
1 _4 6 _4 1 0 0 0 0 0 0
0 1 _3 3 _1 0 0 0 0 0 0
0 0 1 _2 1 0 0 0 0 0 0
0 0 0 1 _1 0 0 0 0 0 0
0 0 0 0 1 0 0 0 0 0 0
1 1 1 1 1 1 1 1 1 1 1
_5 _4 _3 _2 _1 0 1 2 3 4 5
15 10 6 3 1 0 0 1 3 6 10
_35 _20 _10 _4 _1 0 0 0 1 4 10
70 35 15 5 1 0 0 0 0 1 5
_126 _56 _21 _6 _1 0 0 0 0 0 1</syntaxhighlight>
See the [[Talk:Pascal's_triangle#J_Explanation|talk page]] for explanation of earlier version
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