Terms of the form prime * m^2 in A351554.

Terms

a(0) =2a(1) =3a(2) =7a(3) =20a(4) =27a(5) =28a(6) =31a(7) =127a(8) =496a(9) =567a(10) =775a(11) =2268a(12) =3100a(13) =8128a(14) =8191a(15) =27783a(16) =131071a(17) =403172a(18) =524287a(19) =3628548a(20) =17389708a(21) =32656932a(22) =33550336a(23) =127926848a(24) =1087307452a(25) =1248461136a(26) =1408566348a(27) =2147483647a(28) =7802882100a(29) =8589869056