Centered 22-gonal numbers.

Terms

a(0) =1a(1) =23a(2) =67a(3) =133a(4) =221a(5) =331a(6) =463a(7) =617a(8) =793a(9) =991a(10) =1211a(11) =1453a(12) =1717a(13) =2003a(14) =2311a(15) =2641a(16) =2993a(17) =3367a(18) =3763a(19) =4181a(20) =4621a(21) =5083a(22) =5567a(23) =6073a(24) =6601a(25) =7151a(26) =7723a(27) =8317a(28) =8933a(29) =9571