1010580540

Appears in sequences

• Number of irreducible polynomials of degree n over GF(4); dimensions of free Lie algebras.at n=17A027377
• Product_{k>=1} 1/(1 - x^k)^a(k) = 1 + 4x.at n=16A038065
• Product_{k>=1} ((1 + x^k)^a(k)) = 1 + 4x.at n=16A038069
• a(n) is the position of A050614(n) in A062877.at n=29A062878
• List of codewords in binary lexicode with Hamming distance 16 written as decimal numbers.at n=12A075964
• Number of necklaces with n beads of 5 colors, no 2 adjacent beads the same color.at n=16A106367
• a(n) = floor(4^n/n).at n=16A129794
• Dimensions of primitive Lie algebras connected with the Mantaci-Reutenauer algebra MR^(3).at n=16A185172
• Numbers a(n) with property a(n) + a(n+4) = 2^(n+4) - 1 = A000225(n+4).at n=30A224520
• Rows of binary Walsh matrices interpreted as reverse binary numbers.at n=37A228539
• Numbers of the form (4^k - 4)/k.at n=11A247307
• a(n) = floor(2^(n+1)/n).at n=33A281375
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 462", based on the 5-celled von Neumann neighborhood.at n=29A282387
• Number of solutions to +-1 +- 2 +- 3 +- ... +- n == n-1 (mod n).at n=33A300329
• Inverse Weigh transform of 4^n.at n=16A306158
• a(n) = (n^17 - n)/17.at n=4A366490