25686
domain: N
Appears in sequences
- Total number of fixed points in trees with n nodes.at n=13A005201
- Base-8 palindromes that start with 6.at n=35A043026
- a(n) = sum[i=1,n](i-th prime of Erdős-Selfridge classification i-). Cumulative sums of A101231.at n=6A101254
- Number of (n+4) X 10 0..1 matrices with each 5 X 5 subblock idempotent.at n=14A224688
- Maximum value of the cyclic convolution of first n primes with themselves.at n=19A299111
- Number of compositions of 6*n-3 into parts 5 and 6.at n=15A373963
- The number of prime-indexed primes below 2^n.at n=22A374151
- a(n) = Sum_{k=0..floor(2*n/5)} binomial(k+1,2*n-5*k).at n=44A390020
- a(n) = Sum_{k=0..floor(3*n/5)} binomial(k,3*n-5*k).at n=31A392271