Frobenius number of the numerical semigroup generated by 3 consecutive triangular numbers.

Terms

a(0) =17a(1) =29a(2) =89a(3) =125a(4) =251a(5) =323a(6) =539a(7) =659a(8) =989a(9) =1169a(10) =1637a(11) =1889a(12) =2519a(13) =2855a(14) =3671a(15) =4103a(16) =5129a(17) =5669a(18) =6929a(19) =7589a(20) =9107a(21) =9899a(22) =11699a(23) =12635a(24) =14741a(25) =15833a(26) =18269a(27) =19529a(28) =22319a(29) =23759