Pairs of integers (k, m) ordered by m with 1 < k < m such that k has the same prime divisors as m, and, k+1 has the same prime divisors as m+1.

A343101

Pairs of integers (k, m) ordered by m with 1 < k < m such that k has the same prime divisors as m, and, k+1 has the same prime divisors as m+1.

Terms

    a(0) =2a(1) =8a(2) =6a(3) =48a(4) =14a(5) =224a(6) =30a(7) =960a(8) =75a(9) =1215a(10) =62a(11) =3968a(12) =126a(13) =16128a(14) =254a(15) =65024a(16) =510a(17) =261120a(18) =1022a(19) =1046528a(20) =2046a(21) =4190208a(22) =4094a(23) =16769024a(24) =8190a(25) =67092480a(26) =16382a(27) =268402688a(28) =32766a(29) =1073676288

External references