login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A252740
First quotients of A252738: a(0) = 1; for n >= 1, a(n) = A252738(n) / A252738(n-1).
4
1, 2, 6, 180, 1134000, 3465651420000000, 356414438712215830124178000000000000000, 1311750338118625705168608107387873609070899443110750355586669940000000000000000000000000000000
OFFSET
0,2
FORMULA
a(0) = 1; for n >= 1, a(n) = A252738(n) / A252738(n-1).
PROG
(Scheme) (define (A252740 n) (if (zero? n) 1 (/ (A252738 n) (A252738 (- n 1)))))
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Dec 21 2014
STATUS
approved