125121

Appears in sequences

• Numbers k such that k^p+p is prime, where p is product of the digits of k.at n=8A178327
• Triangle read by rows. Number T(n, k) of partitions of the multiset [1, 1, 1, 1, 2, 2, 2, 2, ..., n, n, n, n] into k nonempty submultisets, for 1 <= k <= 4n.at n=43A358722
• Irregular triangle read by rows: T(n,k) is the number of n X n binary matrices containing k South-East paths of 1's connecting the top left and bottom right corners.at n=38A380392