Higher dimensional figurate numbers based on 12-gonal numbers A051624.

Terms

a(0) =1a(1) =19a(2) =145a(3) =715a(4) =2695a(5) =8437a(6) =23023a(7) =56485a(8) =127270a(9) =267410a(10) =529958a(11) =999362a(12) =1805570a(13) =3142790a(14) =5293970a(15) =8662214a(16) =13810511a(17) =21511325a(18) =32807775a(19) =49088325a(20) =72177105a(21) =104442195a(22) =148924425a(23) =209489475a(24) =291006300a(25) =399555156a(26) =542668764a(27) =729610420