40572

Appears in sequences

• Denominators of continued fraction convergents to sqrt(754).at n=9A042453
• Number of ways of numbering the faces of a cube with nonnegative integers so that the sum of the 6 numbers is n.at n=38A054473
• Numbers k such that k | sigma_7(k) - phi(k)^7.at n=23A055701
• a(n) = round(126*phi^n).at n=24A080074
• Triangle read by rows: (1/n)*T(n,h), where T(n,h) is the array in A101817.at n=30A101818
• Numbers that have exactly seven prime factors counted with multiplicity (A046308) whose digit reversal is different and also has 7 prime factors (with multiplicity).at n=26A109027
• Number of partitions of n times number of divisors of n.at n=32A141667
• Number of ways to place 4 nonattacking amazons (superqueens) on a 4 X n board.at n=20A174642
• Numbers with prime factorization pq^2r^2s^2.at n=22A189344
• Partial sums of A002893 with A002893(0)=0.at n=6A207321
• Nonsquare numbers whose sum of proper square divisors is a square greater than 1.at n=14A232555
• Numbers whose sum of proper square divisors is a square greater than 1.at n=17A232556
• Integers, a, which are the solutions to the equation a^2 + b^3 = c^4, with integers a, b > 0, and indexed off of A242183.at n=35A242184
• a(n) = (4*n+8)*n^2.at n=21A258617
• a(n) = Catalan(n)^2*(4n + 3).at n=5A267844
• Number of nX4 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.at n=6A275033
• T(n,k)=Number of nXk 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.at n=51A275037
• Number of 7Xn 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.at n=3A275042
• Number of length n inversion sequences avoiding the patterns 000 and 100.at n=9A279564
• a(n) = 4*p(n), where p(n) is the number of partitions of n.at n=33A299474