0,2
Vincenzo Librandi, Table of n, a(n) for n = 0..37
a(n) = p^n Product (p^n - p^k) for k=0 to n-1
FoldList[ #1*5^#2 (5^#2-1)&, 1, Range[ 20 ] ]
Sequence in context: A045811 A086687 A173790 * A201507 A167060 A172661
Adjacent sequences: A028664 A028665 A028666 * A028668 A028669 A028670
nonn
Olivier Gérard
approved