A152392 Column 0 of triangle A152391

1, 1, 4, 18, 96, 580, 3852, 27678, 212224, 1722312, 14685140, 130892938, 1214128032, 11680325020, 116190588780, 1192226810430, 12591401841664, 136623457948048, 1520550097621092, 17333459861354594, 202126167076086240, 2408357155115241204, 29290914934010144140, 363292802351275750334, 4591181653408243417344, 59074675546178377971800, 773355406301039296118644, 10293777784435208488738938

Offset

0,3

Links

Table of n, a(n) for n=0..27.

Formula

a(n) is divisible by n for n>=1: A266332(n) = a(n)/n for n>=1.

Crossrefs

Cf. A152391; columns: A152393, A152394; A152395.

Cf. A266332.

Sequence in context: A243325 A005777 A180567 * A001563 A094304 A094258

Adjacent sequences: A152389 A152390 A152391 * A152393 A152394 A152395

Keyword

nonn

Author

Paul D. Hanna, Dec 11 2008

Status

approved