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A085870 Array defined by T(i,1)=2^i-1, T(1,j)=2^j-1, T(i,j)=T(i-1,j)+T(i-1,j-1) read by antidiagonals +0
4
1, 3, 3, 7, 4, 7, 15, 7, 10, 15, 31, 14, 14, 22, 31, 63, 29, 21, 32, 46, 63, 125, 60, 35, 46, 68, 94, 125, 249, 123, 64, 67, 100, 140, 188, 249, 497, 248, 124, 102, 146, 208, 282, 374, 497, 993, 497, 247, 166, 213, 308, 422, 562, 746, 993, 1985, 994, 495, 290, 315, 454, 630, 844, 1120, 1490, 1985 (list; table; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. A027649 (main diagonal)

Sequence in context: A100587 A099282 A002937 this_sequence A096633 A118362 A137695

Adjacent sequences: A085867 A085868 A085869 this_sequence A085871 A085872 A085873

KEYWORD

nonn,tabl

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 12 2003

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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