A030625 n(n+Z(n)), where Z( ) is the Narayana-Zidek-Capell sequence (A002083).

0, 2, 6, 12, 24, 40, 72, 126, 240, 459, 940, 1936, 4104, 8671, 18508, 39300, 83616, 177055, 374652, 789811, 1662400, 3488877, 7309588, 15279406, 31886928, 66422275, 138157708, 286924599, 595102144, 1232672869

Offset

0,2

Links

Table of n, a(n) for n=0..29.

Crossrefs

Cf. A002083.

Sequence in context: A187272 A001116 A002336 * A029929 A222785 A053635

Adjacent sequences: A030622 A030623 A030624 * A030626 A030627 A030628

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved