Triangular numbers which are an average of four consecutive primes.

Terms

a(0) =15a(1) =55a(2) =105a(3) =120a(4) =253a(5) =595a(6) =1225a(7) =1485a(8) =2080a(9) =2211a(10) =3321a(11) =4371a(12) =5460a(13) =6786a(14) =7381a(15) =7503a(16) =10731a(17) =11935a(18) =12246a(19) =16290a(20) =18915a(21) =24531a(22) =24753a(23) =27966a(24) =36585a(25) =44850a(26) =51360a(27) =55278a(28) =55945a(29) =56953