A345710 - OEIS

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A345710

Triangle read by rows in which T(n,k) is half the number of n-bit words with maximum overlap k, n >= 1, k >= 0.

1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 6, 5, 3, 1, 1, 10, 11, 6, 3, 1, 1, 20, 19, 14, 6, 3, 1, 1, 37, 41, 24, 15, 6, 3, 1, 1, 74, 77, 53, 26, 15, 6, 3, 1, 1, 142, 159, 99, 59, 27, 15, 6, 3, 1, 1, 284, 307, 207, 111, 62, 27, 15, 6, 3, 1, 1, 558, 625, 400, 232, 117, 63

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,4

LINKS

Table of n, a(n) for n=1..72.

H. Harborth, Endliche 0-1-Folgen mit gleichen Teilblöcken, J. für Reine Angewandte Math. 271 (1974), 139-154.

FORMULA

T(n,k) = A345530(n,k)/2.

EXAMPLE

Triangle begins:

1, 1;

2, 1, 1;