a(n) = number of semistandard Young tableau families, headed by a father SSYT, containing daughter SSYT of shape equal to once-trimmed father's shape, so that union of families equals all SSYT with sum of entries n.
A228129
a(n) = number of semistandard Young tableau families, headed by a father SSYT, containing daughter SSYT of shape equal to once-trimmed father's shape, so that union of families equals all SSYT with sum of entries n.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =9a(6) =13a(7) =22a(8) =34a(9) =53a(10) =80a(11) =125a(12) =184a(13) =279a(14) =413a(15) =610a(16) =891a(17) =1306a(18) =1883a(19) =2724a(20) =3902a(21) =5576a(22) =7919a(23) =11227a(24) =15808a(25) =22222a(26) =31085a(27) =43361a(28) =60242a(29) =83493
External references
- oeis: A228129