151844

Appears in sequences

• Number of discordant permutations.at n=31A000561
• Sequence of coefficients of x^1 in marked mesh pattern generating function Q_{n,132}^(0,4,0,0)(x).at n=27A212347
• Sum of the largest parts of the partitions of 4n into 4 parts.at n=19A239667
• G.f. A(x) satisfies: A(x) = x + x^2 * exp( Sum_{k>=1} A(x^k)^2 / k ).at n=21A363385