A094528 Triangle T(n,k) read by rows related to A004001.

1, 1, 2, 2, 2, 3, 3, 2, 3, 4, 3, 3, 4, 4, 5, 3, 4, 4, 5, 5, 6, 4, 5, 4, 6, 6, 6, 7, 5, 5, 4, 6, 7, 7, 7, 8, 6, 6, 5, 7, 8, 8, 8, 8, 9, 6, 6, 6, 7, 8, 9, 9, 9, 9, 10, 7, 6, 7, 7, 9, 10, 10, 10, 10, 10, 11, 7, 6, 8, 8, 10, 10, 11, 11, 11, 11, 11, 12, 7, 7, 8, 8, 10, 11, 12, 12, 12, 12, 12, 12, 13

Offset

1,3

Links

Table of n, a(n) for n=1..91.

Formula

T(n, k)=b(2^k+n)-2^(k-1) where b(n)=A004001(n) (n=1, 2, 3, ... 1<=k<=n)

Crossrefs

Sequence in context: A232615 A257177 A243423 * A077774 A344150 A128219

Adjacent sequences: A094525 A094526 A094527 * A094529 A094530 A094531

Keyword

nonn,tabl

Author

Benoit Cloitre, Jun 05 2004

Status

approved