29355

Appears in sequences

• Second elementary symmetric function of 3,4,...,n+3.at n=18A024183
• Numbers n such that 2^n + n^2 is prime.at n=9A064539
• 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, 1), (0, 1, -1), (0, 1, 0), (1, 0, 1)}.at n=8A150286
• a(n) = (2*n^3 + 5*n^2 + 7*n)/2.at n=29A162264
• Number of connected induced (non-null) subgraphs of the prism graph with 2n nodes.at n=8A286182
• Squarefree part of numerator of the squared area of the Heronian triangle with sequential odd sides whose shortest leg is 2*n+1.at n=47A334176
• G.f.: Sum_{k>=0} x^(k*(k+1)) * Product_{j=1..k} 1/(1 - x^j)^3.at n=28A376708