Number of partitions of [n] such that the element sum of each block is one more than a multiple of three.

A374692

Number of partitions of [n] such that the element sum of each block is one more than a multiple of three.

Terms

    a(0) =1a(1) =1a(2) =0a(3) =0a(4) =1a(5) =3a(6) =9a(7) =17a(8) =108a(9) =324a(10) =1409a(11) =3807a(12) =13365a(13) =105764a(14) =347976a(15) =1825416a(16) =11309203a(17) =76330674a(18) =453496320a(19) =2638063039a(20) =19573857765a(21) =121970492469a(22) =939636604957

External references