50779

Appears in sequences

• Smaller of a pair of consecutive lucky numbers with a gap of 2n.at n=32A031884
• Base-6 digits are, in order, the first n terms of the periodic sequence with initial period 1,0,3.at n=6A037592
• Partial sums of A054469.at n=11A054470
• Sum of the n-th row of A077339.at n=27A081929
• Lucky numbers (A000959) at which records in first differences (A031883) occur.at n=9A118126
• a(n) = Sum_{i=0..n} digsum_5(i)^4, where digsum_5(i) = A053824(i).at n=54A231671
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 35", based on the 5-celled von Neumann neighborhood.at n=42A269816
• a(n) = Sum_{k = n..2*n+1} k^2.at n=27A299646
• Triangle T(n,k) read by rows: number of simple connected graphs with n nodes and k endpoints, n >= 0, 0 <= k <= n.at n=46A304222
• Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 2 + 3*x, p(n,x) = u*p(n-1,x) + v*p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - 2*x - x^2.at n=40A367297