26574
domain: N
Appears in sequences
- Otto Haxel's guess for magic numbers of nuclear shells.at n=43A033547
- If 0 <= n <= 3 then a(n) = n(n+1)(n+2)/3, if n >= 4 then a(n) = n(n^2+5)/3.at n=43A162626
- Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths starting at each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 6, n >= 2.at n=42A214025
- Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths starting at each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 7, n >= 2.at n=35A214037
- p-INVERT of (0,1,0,1,0,1,...), where p(S) = 1 - S - S^2 - S^3 - S^4.at n=12A291234
- Positions of 0's in A330314.at n=35A330325
- Number of integer partitions y of n whose rank Sum_i 2^(y_i-1) is prime.at n=51A372688