Moebius transform of tetrahedral numbers.

Terms

a(0) =1a(1) =3a(2) =9a(3) =16a(4) =34a(5) =43a(6) =83a(7) =100a(8) =155a(9) =182a(10) =285a(11) =292a(12) =454a(13) =473a(14) =636a(15) =696a(16) =968a(17) =929a(18) =1329a(19) =1304a(20) =1678a(21) =1735a(22) =2299a(23) =2136a(24) =2890a(25) =2818a(26) =3489a(27) =3484a(28) =4494a(29) =4052