Group successively larger prime numbers so that the sum of the n-th group is a multiple of n. Sequence gives the group sum divided by n for the n-th group.
A074131
Group successively larger prime numbers so that the sum of the n-th group is a multiple of n. Sequence gives the group sum divided by n for the n-th group.
Terms
- a(0) =2a(1) =4a(2) =6a(3) =18a(4) =12a(5) =13a(6) =79a(7) =167a(8) =527a(9) =437a(10) =66a(11) =127a(12) =1079a(13) =170a(14) =422a(15) =1550a(16) =542a(17) =327a(18) =1002a(19) =112a(20) =1215a(21) =236a(22) =2006a(23) =394a(24) =1685a(25) =417a(26) =2097a(27) =3681a(28) =5892a(29) =2838
External references
- oeis: A074131