47612

Appears in sequences

• a(n) = 4 + 8*n + 10*n^2 + 4*n^3.at n=22A100207
• Expansion of g.f.: (1 + x^2 - x^3)/(1 - x - x^2 + x^3 - x^5).at n=30A147604
• 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, -1), (-1, -1, 0), (0, 0, -1), (0, 1, 0), (1, 0, 1)}.at n=9A150000
• Antidiagonal sums of A147995 and A163545.at n=37A163484
• Numbers n such that sigma(n+4) - sigma(n) = n + 4.at n=8A246854
• Number of n-step self-avoiding walks on one quadrant of a 2D square lattice where the walk cannot step to the smaller square ring of numbers than the ring it is currently on.at n=13A348009
• Expansion of (1/x) * Series_Reversion( x / ((1+x) * (1+x+x^3)) ).at n=9A369481