a(n) = (12*n + 10)^3.

Terms

a(0) =1000a(1) =10648a(2) =39304a(3) =97336a(4) =195112a(5) =343000a(6) =551368a(7) =830584a(8) =1191016a(9) =1643032a(10) =2197000a(11) =2863288a(12) =3652264a(13) =4574296a(14) =5639752a(15) =6859000a(16) =8242408a(17) =9800344a(18) =11543176a(19) =13481272a(20) =15625000a(21) =17984728a(22) =20570824a(23) =23393656a(24) =26463592a(25) =29791000a(26) =33386248a(27) =37259704a(28) =41421736a(29) =45882712