114791256

Appears in sequences

• a(n) = 8*3^n.at n=15A005051
• a(n) = number of (s(0), s(1), ..., s(n)) such that every s(i) is an integer, s(0) = 0, |s(i) - s(i-1)| = 1 for i = 1,2,3; |s(i) - s(i-1)| <= 1 for i >= 4. Also a(n) = sum of numbers in row n+1 of the array T defined in A026082 and a(n) = 24*3^(n-4) for n >= 4.at n=18A026097
• a(1) = 9; a(n+1) = a(n) * sum of decimal digits of a(n).at n=6A047901
• a(1) = 3; for n > 0, a(n+1) = a(n) * sum of digits of a(n).at n=7A047912
• First differences of A003946.at n=17A080923
• a(n) = (8*3^n - 5*0^n)/3.at n=16A083583
• Number of meaningful differential operations of the n-th order on the space R^8.at n=30A090993
• Coefficient of q^n in (1-q)^3/(1-3q); dimensions of the enveloping algebra of the derived free Lie algebra on 3 letters.at n=18A118264
• Number of 4-ary Lyndon words of length n with exactly two 1s.at n=14A124810
• Number of hex trees with n edges and having no nonroot nodes of outdegree 2.at n=16A126184
• a(n) = n^3*9^n.at n=6A128795
• Number of zig-zag paths from top to bottom of a rectangle of width 5 with n rows whose color is that of the top right corner.at n=32A153339
• Number of (n+1)X2 0..1 arrays with the number of clockwise edge increases in every 2X2 subblock differing from each horizontal or vertical neighbor.at n=29A205187
• Cubes which are the sum of two consecutive primes.at n=16A226524
• Cubes which are the sum of twin prime pairs.at n=4A245591
• Number of n X 2 0..2 arrays with some element plus some horizontally or vertically adjacent neighbor totalling two exactly once.at n=13A268633
• Expansion of Product_{k>=1} (1 - 3^(k-1)*x^k).at n=20A352786