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A135890
Column 1 of triangle
A135888
, which equals the matrix cube of triangle
A135880
; also equals column 1 of triangle
A135895
.
+0
4
1, 6, 39, 300, 2741, 29380, 363922, 5135894, 81557270, 1441771540, 28114817877, 600012111858, 13919315033624, 348932593149877, 9403371859278914, 271183690566871863, 8335374900994682248, 272083236017290793444
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Maintained by
N. J. A. Sloane
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.
AT&T Labs Research
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