Ramanujan numbers (A000594) read mod 23^3.

Terms

a(0) =1a(1) =12143a(2) =252a(3) =10695a(4) =4830a(5) =6119a(6) =7590a(7) =11478a(8) =8027a(9) =5750a(10) =11431a(11) =6233a(12) =6278a(13) =345a(14) =460a(15) =1609a(16) =4922a(17) =2024a(18) =3128a(19) =7935a(20) =2461a(21) =5497a(22) =3428a(23) =8877a(24) =2807a(25) =7499a(26) =2761a(27) =8993a(28) =8279a(29) =1127