Lexicographically earliest sequence of distinct positive integers in which any three consecutive terms are pairwise coprime whereas the squarefree kernel of their product is a primorial number (A002110).
A374916
Lexicographically earliest sequence of distinct positive integers in which any three consecutive terms are pairwise coprime whereas the squarefree kernel of their product is a primorial number (A002110).
Terms
- a(0) =1a(1) =2a(2) =3a(3) =5a(4) =4a(5) =9a(6) =25a(7) =8a(8) =21a(9) =55a(10) =16a(11) =63a(12) =125a(13) =22a(14) =147a(15) =65a(16) =44a(17) =189a(18) =325a(19) =88a(20) =357a(21) =845a(22) =176a(23) =441a(24) =625a(25) =32a(26) =27a(27) =35a(28) =64a(29) =33
External references
- oeis: A374916