A027352 Number of partitions of n into distinct odd parts, the least being 7.

0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 2, 1, 2, 1, 3, 1, 3, 1, 4, 2, 4, 2, 5, 3, 5, 4, 6, 5, 6, 6, 7, 8, 7, 9, 9, 11, 9, 13, 11, 15, 12, 17, 15, 20, 16, 22, 20, 25, 22, 28, 27, 32, 30, 35, 36, 40, 40, 44, 48

Offset

1,31

Links

Table of n, a(n) for n=1..79.

Maple

Nmax := 501 :
g := 1;
for e from 9 to Nmax by 2 do
    g := g*(1+x^e) ;
    g := taylor(%, x=0, Nmax+1) ;
    g := convert(%, polynom, x) ;
end do:
g := x^7+x^7*(g-1) :
g := taylor(g, x=0, Nmax) :
gfun[seriestolist](g) ; # R. J. Mathar, Oct 03 2016

Crossrefs

Cf. A027351, A027353.

Sequence in context: A224876 A340830 A027353 * A029238 A345137 A208478

Adjacent sequences: A027349 A027350 A027351 * A027353 A027354 A027355

Keyword

nonn

Author

Clark Kimberling

Status

approved