258840
domain: N
Appears in sequences
- Number of unlabeled (and unrooted) trees on 2n nodes with a bicentroid.at n=10A102911
- Triangular numbers for which the sum of the digits equals the sum of the digits of the next triangular number.at n=34A117511
- Triangular numbers which are sums of 6 consecutive primes.at n=17A173423
- T(n,m) = binomial(m!,n).at n=22A180397
- a(n) = 1*3*5 + 3*5*7 + 5*7*9 + ... (n terms).at n=18A196506