24784

Appears in sequences

• Double and reverse digits.at n=10A036447
• Number of partitions of n that sorted in increasing order contain a part k in position k for some k.at n=38A238395
• Numbers m such that A166133(m+1) = A166133(m)^2 - 1.at n=34A256703
• Numbers k such that (142*10^k - 7)/9 is prime.at n=20A282256
• a(n) is the sum of the degrees of asymmetry of all Dyck paths of semilength n.at n=8A298646
• Number of pairs (lambda,mu) of partitions lambda of n and mu of six with mu <= lambda (by diagram containment).at n=20A303856
• Numbers k such that each of k, k+1, k+2, and k+4 is a sum of two squares.at n=34A328224
• Starts of runs of 4 consecutive integers that are all terms in A381581.at n=4A381584