Frobenius number of the numerical semigroup generated by three consecutive pentagonal numbers.

Terms

a(0) =43a(1) =133a(2) =287a(3) =1699a(4) =921a(5) =1569a(6) =3006a(7) =3197a(8) =4129a(9) =12915a(10) =6445a(11) =8621a(12) =14087a(13) =13549a(14) =16753a(15) =43144a(16) =20783a(17) =25793a(18) =38854a(19) =35769a(20) =43321a(21) =101747a(22) =48147a(23) =57764a(24) =82815a(25) =74393a(26) =89017a(27) =198120a(28) =93689a(29) =108983