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A073829 a(n) = 4*((n-1)! + 1) + n. 3
9, 10, 15, 32, 105, 490, 2891, 20172, 161293, 1451534, 14515215, 159667216, 1916006417, 24908083218, 348713164819, 5230697472020, 83691159552021, 1422749712384022, 25609494822912023, 486580401635328024, 9731608032706560025, 204363768686837760026 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Winston de Greef, Table of n, a(n) for n = 1..449 (first 200 terms from Vincenzo Librandi)
P. A. Clement, Congruences for sets of primes, Am. Math. Monthly 56 (1) (1949) 23-25
MATHEMATICA
Table[(4 ((n - 1)! + 1) + n), {n, 1, 20}] (* Vincenzo Librandi, May 04 2014 *)
PROG
(Magma) [4*(Factorial(n-1)+1)+n: n in [1..20]]; // Vincenzo Librandi, May 04 2014
CROSSREFS
See A073830 for motivation.
Cf. A038507.
Sequence in context: A365166 A197113 A099616 * A003135 A105742 A105834
Adjacent sequences: A073826 A073827 A073828 * A073830 A073831 A073832
KEYWORD
nonn,easy
AUTHOR
Reinhard Zumkeller, Aug 12 2002
STATUS
approved

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Last modified August 30 07:09 EDT 2024. Contains 375532 sequences. (Running on oeis4.)