Irregular triangle read by rows where row n lists the Heinz numbers of all uniform (equal multiplicities) and normal (covering an initial interval) multisets of length n.
A384180
Irregular triangle read by rows where row n lists the Heinz numbers of all uniform (equal multiplicities) and normal (covering an initial interval) multisets of length n.
Terms
- a(0) =2a(1) =4a(2) =6a(3) =8a(4) =30a(5) =16a(6) =36a(7) =210a(8) =32a(9) =2310a(10) =64a(11) =216a(12) =900a(13) =30030a(14) =128a(15) =510510a(16) =256a(17) =1296a(18) =44100a(19) =9699690a(20) =512a(21) =27000a(22) =223092870a(23) =1024a(24) =7776a(25) =5336100a(26) =6469693230a(27) =2048a(28) =200560490130a(29) =4096
External references
- oeis: A384180