A051541 Quotients of consecutive values of LCM {1, 5, 9, 13, 17, ..., (4n+1)}.

5, 9, 13, 17, 7, 5, 29, 11, 37, 41, 1, 7, 53, 19, 61, 1, 23, 73, 1, 9, 1, 89, 31, 97, 101, 1, 109, 113, 1, 11, 5, 43, 1, 137, 47, 1, 149, 1, 157, 1, 1, 13, 173, 59, 181, 1, 1, 193, 197, 67, 1, 1, 71, 1, 1, 1, 229, 233, 79, 241, 1, 83, 1, 257, 1, 1, 269, 1, 277

Offset

1,1

Links

Table of n, a(n) for n=1..69.

Formula

a(n) = A051539(n)/A051539(n-1).

Example

a(2) = A051539(2)/A051539(1) = 45/5 = 9.

Mathematica

Table[LCM@@Table[4k+1, {k, 0, n}]/LCM@@Table[4k+1, {k, 0, n-1}], {n, 69}] (* Stefano Spezia, Dec 27 2022 *)

Crossrefs

Cf. A051539.

Sequence in context: A269264 A314663 A314664 * A188261 A190813 A347254

Adjacent sequences: A051538 A051539 A051540 * A051542 A051543 A051544

Keyword

easy,nonn

Author

Asher Auel

Extensions

More terms from Sean A. Irvine, Sep 17 2021

Status

approved