A025186 T(4n,n), where T is the array defined in A025177.

1, 3, 29, 286, 2955, 31350, 338514, 3701295, 40849661, 454114540, 5077463898, 57038882004, 643269405230, 7278603015180, 82590333059025, 939444489263403, 10708773485661387, 122299562702918348, 1399055759185079316

Offset

0,2

Links

Table of n, a(n) for n=0..18.

Maple

A025186 := proc(n)
        A025177(4*n, n) ;
end proc: # R. J. Mathar, Jul 28 2016

Crossrefs

Sequence in context: A180828 A026130 A026159 * A140780 A268493 A002669

Adjacent sequences: A025183 A025184 A025185 * A025187 A025188 A025189

Keyword

nonn

Author

Clark Kimberling

Status

approved