Number of partitions of n such that even parts occur at most once and odd parts occur at most twice.

A118246

Number of partitions of n such that even parts occur at most once and odd parts occur at most twice.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =2a(4) =3a(5) =4a(6) =6a(7) =8a(8) =10a(9) =12a(10) =16a(11) =20a(12) =26a(13) =32a(14) =40a(15) =48a(16) =59a(17) =72a(18) =88a(19) =106a(20) =128a(21) =152a(22) =182a(23) =216a(24) =258a(25) =305a(26) =360a(27) =422a(28) =496a(29) =580

External references