34312

Appears in sequences

• a(n+3) = a(n+2) + a(n+1) + a(n) - 4.at n=18A000803
• Rook polynomials.at n=16A004306
• Number of binary [ n,3 ] codes without 0 columns.at n=35A034344
• Numbers k such that k and k^2 use only the digits 1, 2, 3, 4 and 7.at n=16A136970
• Expansion of phi(-q^5) / phi(-q) in powers of q where phi() is a Ramanujan theta function.at n=28A138526
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (0, 0, 1), (1, -1, -1), (1, 1, -1)}.at n=11A148225
• Expansion of phi(q^5) / phi(q) in powers of q where phi() is a Ramanujan theta function.at n=28A261968
• Expansion of 1/(g * (2 - g^2)), where g = 1+x*g^4 is the g.f. of A002293.at n=6A391518