Number of partitions of [3n] into 3 sets of size n having at least one set of consecutive numbers whose maximum (if n>0) is a multiple of n.

A370487

Number of partitions of [3n] into 3 sets of size n having at least one set of consecutive numbers whose maximum (if n>0) is a multiple of n.

Terms

    a(0) =1a(1) =1a(2) =7a(3) =28a(4) =103a(5) =376a(6) =1384a(7) =5146a(8) =19303a(9) =72928a(10) =277132a(11) =1058146a(12) =4056232a(13) =15600898a(14) =60174898a(15) =232676278a(16) =901620583a(17) =3500409328a(18) =13612702948a(19) =53017895698a(20) =206769793228a(21) =807386811658

External references