30921
domain: N
Appears in sequences
- Ceiling of Gamma(n + 1/3)/Gamma(1/3).at n=9A020134
- Convolution of A000201 with itself.at n=40A023663
- Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=1, r=5, I={2}.at n=18A079969
- -a(n) is inverse EULER transform of -A000041(n).at n=12A095975
- Partial sums of A255744.at n=28A255765
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 803", based on the 5-celled von Neumann neighborhood.at n=28A273578
- a(n) is the integer part of the area of a regular n-gon whose side lengths are n.at n=22A374296