469762048

Appears in sequences

• a(n) = 7*4^n.at n=13A002042
• a(n) = 7*2^n.at n=26A005009
• a(n) is the smallest number such that a(n)+1 is a prime and the largest power of 2 which divides it is 2^n.at n=26A057777
• Composites of form prime-1 containing a record number of prime factors.at n=22A066632
• Where records occur in A063574.at n=18A075662
• a(n) = n*2^(n-4).at n=24A079859
• a(0) = a(1) = 1; for n > 1, a(n) = (n+2)*2^(n-2).at n=26A087447
• Row sums of A125175.at n=28A125176
• First differences of A129952.at n=26A129953
• Row sums of triangle A133599.at n=28A133600
• Binomial transform of [1, 6, 1, 6, 1, 6, ...].at n=27A135092
• Denominators of the column sums of the EG1 matrix coefficients.at n=13A162442
• Determinant of the matrix a(i,j) = 1 if abs(i-j) < 2 and -1 in the rest.at n=24A174647
• Number of shapes of balanced 8-ary trees with n nodes, where a tree is balanced if the total number of nodes in subtrees corresponding to the branches of any node differ by at most one.at n=18A229393
• a(n) = (n+1)*4^(2n+1).at n=6A267796
• Numbers of the form 4^k*(8*j+7) that have exactly three partitions into four positive squares.at n=39A274642
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 221", based on the 5-celled von Neumann neighborhood.at n=28A279962
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 149", based on the 5-celled von Neumann neighborhood.at n=28A286085
• a(n) = denominator(Bernoulli(n, x/2) - Bernoulli(n, x)).at n=26A287706
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 326", based on the 5-celled von Neumann neighborhood.at n=28A287713