960566918220
domain: N
Appears in sequences
- Binomial coefficient C(2n+1, n-1).at n=20A002054
- Triangulations of the disk G_{2,n}.at n=20A005498
- Binomial coefficient C(43,n).at n=20A010959
- a(n) = binomial(n,20).at n=23A010973
- Binomial coefficient C(n,23).at n=20A010976
- T(2n+3,n), array T as in A050186; a count of aperiodic binary words.at n=20A051196
- a(n) = binomial(prime(n+5), prime(n)).at n=9A126994
- a(n) = binomial(prime(n), phi(prime(n) + 1)).at n=13A375337