1,2

Number of terms in row n of array A112790 is A000005(n).

Table of n, a(n) for n=1..80.

The irregular array A112790's 5th row is [3,1]. So a(5) = 3+1 = 4.

Cf. A000005, A112790.

Sequence in context: A267654 A128859 A047975 * A227346 A296141 A286536

Adjacent sequences: A112788 A112789 A112790 * A112792 A112793 A112794

nonn

Leroy Quet, Dec 31 2005

More terms from R. J. Mathar, Aug 29 2007

approved