Sum over all partitions of n of the LCM of the number of parts and the number of distinct parts.

Terms

a(0) =0a(1) =1a(2) =3a(3) =6a(4) =15a(5) =26a(6) =43a(7) =81a(8) =138a(9) =218a(10) =320a(11) =514a(12) =751a(13) =1131a(14) =1570a(15) =2319a(16) =3159a(17) =4457a(18) =6077a(19) =8344a(20) =11224a(21) =15337a(22) =20297a(23) =26908a(24) =35773a(25) =46434a(26) =60711a(27) =78433a(28) =100987a(29) =129222