A085454 Array defined by T(i,1)=i, T(1,j)=2j, T(i,j)=T(i-1,j)+T(i-1,j-1) read by antidiagonals.

0, 1, 2, 2, 2, 4, 3, 3, 6, 6, 4, 5, 8, 10, 8, 5, 8, 11, 16, 14, 10, 6, 12, 16, 24, 24, 18, 12, 7, 17, 24, 35, 40, 32, 22, 14, 8, 23, 36, 51, 64, 56, 40, 26, 16, 9, 30, 53, 75, 99, 96, 72, 48, 30, 18, 10, 38, 76, 111, 150, 160, 128, 88, 56, 34, 20, 11, 47, 106, 164, 225, 259, 224, 160, 104, 64, 38, 22

Offset

1,3

Comments

It seems to me that the recurrence should read: T(i,0)=i, T(0,j)=2j, T(i,j)=T(i-1,j)+T(i-1,j-1) rather than T(i,1)=i, T(1,j)=2j, T(i,j)=T(i-1,j)+T(i-1,j-1). Same for the related sequences, otherwise, is T(1,1) = 1 or 2? - Michael Forbes (mforbes(AT)alum.mit.edu), Sep 16 2005

Links

Table of n, a(n) for n=1..78.

Crossrefs

Cf. A036289 (main diagonal)

Sequence in context: A366192 A347628 A338796 * A083403 A114091 A209580

Adjacent sequences: A085451 A085452 A085453 * A085455 A085456 A085457

Keyword

nonn,tabl

Author

Benoit Cloitre, Aug 12 2003

Status

approved