Sum of the third largest parts r of the partitions of n into 4 parts q,r,s,t such that 1 <= q <= r <= s <= t and q + r + s > t.
A340247
Sum of the third largest parts r of the partitions of n into 4 parts q,r,s,t such that 1 <= q <= r <= s <= t and q + r + s > t.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =1a(6) =3a(7) =5a(8) =7a(9) =10a(10) =15a(11) =19a(12) =28a(13) =33a(14) =46a(15) =57a(16) =75a(17) =84a(18) =113a(19) =129a(20) =164a(21) =184a(22) =232a(23) =256a(24) =319a(25) =347a(26) =425a(27) =466a(28) =561a(29) =601
External references
- oeis: A340247