Positive integers in which the sum of the k-th powers of their digits is a prime number for k = 1, 2, 3, 4, 5, and 6 but not for k=7.
A359449
Positive integers in which the sum of the k-th powers of their digits is a prime number for k = 1, 2, 3, 4, 5, and 6 but not for k=7.
Terms
- a(0) =223a(1) =232a(2) =322a(3) =1349a(4) =1394a(5) =1439a(6) =1493a(7) =1934a(8) =1943a(9) =2023a(10) =2032a(11) =2203a(12) =2230a(13) =2302a(14) =2320a(15) =3022a(16) =3149a(17) =3194a(18) =3202a(19) =3220a(20) =3419a(21) =3491a(22) =3914a(23) =3941a(24) =4139a(25) =4193a(26) =4319a(27) =4391a(28) =4913a(29) =4931
External references
- oeis: A359449