622592

Appears in sequences

• Numbers k such that d(k)^3 divides k.at n=13A046755
• 16-almost primes (generalization of semiprimes).at n=20A069277
• a(n) = n*2^(n-4).at n=15A079859
• a(0) = a(1) = 1; for n > 1, a(n) = (n+2)*2^(n-2).at n=17A087447
• a(n) = 19*2^n.at n=15A110288
• First differences of A129952.at n=17A129953
• Denominators of coefficient of x^(n+1/2) in the series expansion of the haversine.at n=9A143582
• Rolling cube footprints: number of n X 4 0..5 arrays starting with 0 where 0..5 label faces of a cube and every array movement to a horizontal, diagonal or antidiagonal neighbor moves across a corresponding cube edge.at n=2A223265
• T(n,k)=Rolling cube face footprints: number of nXk 0..5 arrays starting with 0 where 0..5 label faces of a cube and every array movement to a horizontal, diagonal or antidiagonal neighbor moves across a corresponding cube edge.at n=17A223269
• Rolling cube footprints: number of 3 X n 0..5 arrays starting with 0 where 0..5 label faces of a cube and every array movement to a horizontal, diagonal or antidiagonal neighbor moves across a corresponding cube edge.at n=3A223271
• The n-th pi-based arithmetic derivative of 2^3.at n=10A258848
• Seventh pi-based arithmetic derivative of n.at n=32A258857
• Eighth pi-based arithmetic derivative of n.at n=16A258858
• Eighth pi-based arithmetic derivative of n.at n=20A258858
• Ninth pi-based arithmetic derivative of n.at n=12A258859
• Tenth pi-based arithmetic derivative of n.at n=8A258860
• Tenth pi-based arithmetic derivative of n.at n=9A258860
• Tenth pi-based arithmetic derivative of n.at n=30A258860
• Tenth pi-based arithmetic derivative of n.at n=37A258860
• Let S_k denote the sequence of numbers j such that A001222(j) - A001221(j) = k. Then a(n) is the n-th term of S_n.at n=13A261256