a(n) is the number of multisets of integers that are possible to reach by starting with n occurrences of 0 and by splitting. Splitting is taking 2 occurrences of the same integer and incrementing one of them by 1 and decrementing the other occurrence by 1.
A347913
a(n) is the number of multisets of integers that are possible to reach by starting with n occurrences of 0 and by splitting. Splitting is taking 2 occurrences of the same integer and incrementing one of them by 1 and decrementing the other occurrence by 1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =7a(5) =9a(6) =29a(7) =47a(8) =144a(9) =264a(10) =747a(11) =1531a(12) =4147a(13) =9063a(14) =23744a(15) =54522a(16) =140223a(17) =332033a(18) =845111a(19) =2045007a(20) =5176880a(21) =12713772a(22) =32115727a(23) =79676437a(24) =201227865a(25) =502852973
External references
- oeis: A347913