OFFSET
1,3
COMMENTS
LINKS
Rémy Sigrist, Table of n, a(n) for n = 1..10000
Rémy Sigrist, PARI program for A300475
Rémy Sigrist, Colored logarithmic scatterplot of the first 1000000 terms (where the color is function of A070939(n * a(n)))
FORMULA
EXAMPLE
The first terms, alongside the binary representation of 1/a(n) with the earliest occurrence of the binary representation of n in parentheses, are:
n a(n) bin(1/a(n))
-- ---- -----------
1 1 (1).000...
2 1 (1.0)000...
3 5 0.00(11)001...
4 1 (1.00)000...
5 3 0.0(101)010...
6 5 0.00(110)011...
7 9 0.000(111)000...
8 1 (1.000)000...
9 7 0.00(1001)001...
10 3 0.0(1010)101...
11 11 0.000(1011)101...
12 5 0.00(1100)110...
13 19 0.0000(1101)011...
14 9 0.000(1110)001...
15 17 0.0000(1111)000...
16 1 (1.0000)000...
17 15 0.000(10001)000...
18 7 0.00(10010)010...
19 13 0.000(10011)101...
20 25 0.0000(10100)011...
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
AUTHOR
Rémy Sigrist, Mar 06 2018
STATUS
approved