-1563

Appears in sequences

• Low-temperature series for partition function for spin-1/2 Ising model on f.c.c. lattice.at n=22A002892
• McKay-Thompson series of class 18f for the Monster group.at n=37A058544
• First differences of A142705.at n=45A142888
• Triangle of characteristic polynomials, see Mathematica code.at n=42A158390
• Values of n such that L(9) and N(9) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=20A226929
• G.f.: x^((k^2+k)/2)/(mul(1-x^i,i=1..k)*mul(1+x^r,r=1..oo)) with k = 4.at n=71A246583
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 33", based on the 5-celled von Neumann neighborhood.at n=23A269813
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 41", based on the 5-celled von Neumann neighborhood.at n=23A269875