|
|
A331550
|
|
15-adic integer x = ...65762C0520697E8CA1A31469 satisfying x^3 = x.
|
|
2
|
|
|
9, 6, 4, 1, 3, 10, 1, 10, 12, 8, 14, 7, 9, 6, 0, 2, 5, 0, 12, 2, 6, 7, 5, 6, 9, 8, 7, 0, 4, 2, 10, 1, 2, 9, 8, 0, 11, 13, 6, 11, 6, 6, 12, 5, 2, 9, 0, 1, 5, 1, 10, 9, 11, 8, 8, 14, 0, 12, 6, 0, 1, 1, 12, 14, 2, 13, 5, 13, 14, 9, 10, 12, 14, 9, 6, 6, 0, 12, 12, 7
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,1
|
|
COMMENTS
|
The base-15 version of A091664. A, B, C, D, and E are the standard notations for the hexadecimal digits 10, 11, 12, 13, and 14, respectively. x+1 is a base-15 automorph.
|
|
LINKS
|
|
|
FORMULA
|
x = 15-adic lim_{n->infinity} 9^(5^n).
|
|
EXAMPLE
|
x = ...65762C0520697E8CA1A31469.
x^2 = ...8978C2E9CE8570624D4BDA86 = A331549.
x^3 = ...65762C0520697E8CA1A31469 = x.
|
|
PROG
|
(PARI) See A331548 with initial b=9 instead of b=3.
(PARI) Vecrev(digits(lift((9+O(15^99))^5^99), 15)) \\ M. F. Hasler, Jan 26 2020
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|