Minimal nonnegative integer that cannot be represented as the sum of an m-gonal and a k-gonal number for any k,m less than n.
A176874
Minimal nonnegative integer that cannot be represented as the sum of an m-gonal and a k-gonal number for any k,m less than n.
Terms
- a(0) =0a(1) =5a(2) =23a(3) =62a(4) =62a(5) =723a(6) =1578a(7) =1578a(8) =8139a(9) =39644a(10) =94323a(11) =94323a(12) =1317783a(13) =1680515a(14) =2025699a(15) =3205598a(16) =23003999a(17) =113333163a(18) =170717819a(19) =1710518799a(20) =3608109348a(21) =16655876439a(22) =24090452279
External references
- oeis: A176874