A192375 A192374(n)/2.

0, 1, 2, 14, 42, 203, 724, 3100, 11844, 48517, 190358, 766922, 3039726, 12169871, 48422248, 193402552, 770650824, 3075264841, 12260822378, 48909765254, 195040307826, 777935950355, 3102468986044, 12373867741396, 49349446870668

Offset

1,3

Comments

See A192373 and A192374.

Links

Table of n, a(n) for n=1..25.

Example

(See A192373.)

Mathematica

(See A192373.)

Crossrefs

Cf. A192232, A192373, A192374.

Sequence in context: A364218 A152670 A109137 * A267247 A297425 A108478

Adjacent sequences: A192372 A192373 A192374 * A192376 A192377 A192378

Keyword

nonn

Author

Clark Kimberling, Jun 29 2011

Extensions

Typo in name corrected by Michel Marcus, May 11 2014

Status

approved