23379

Appears in sequences

• T(2n,n), array T given by A047020.at n=7A047029
• Sum of parts, counted without multiplicities, in all partitions of n into odd parts.at n=38A116930
• a(n) = prime(2*n^2) - 2*n^2.at n=37A141086
• Number of partitions p of n such that 4*min(p) is a part of p.at n=41A238591
• Number of 5 X n 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.at n=10A281209
• a(n) is the number of integers that can be represented in a 7-segment display by using only n segments (version A277116).at n=20A350440