A371838 Decimal expansion of 666^666, the Legion's number of the first kind.

2, 7, 1, 5, 4, 1, 7, 5, 9, 2, 8, 8, 7, 1, 2, 8, 5, 5, 8, 2, 6, 0, 8, 7, 4, 5, 5, 1, 7, 0, 0, 2, 1, 7, 8, 6, 0, 2, 7, 8, 3, 8, 5, 2, 1, 0, 6, 5, 0, 1, 6, 9, 8, 7, 1, 7, 8, 2, 2, 3, 0, 0, 4, 6, 9, 6, 5, 7, 8, 3, 6, 7, 5, 3, 4, 7, 8, 4, 6, 0, 3, 6, 8, 8, 0, 1, 3

Offset: 1881

Author

Paolo Xausa, Apr 08 2024

Keywords

• nonn
• easy
• cons
• fini
• full

Comments

This number has 1881 digits and contains two nonoverlapping 666 substrings.

Examples

			2715417592887128558260874551700217860278385210650169871782230046965783675...
		

Links

• Paolo Xausa, Table of n, a(n) for n = 1881..3761
• Brady Haran and Tony Padilla, Goliath & Leviathan Numbers, YouTube Numberphile video, 2024.
• Eric Weisstein's World of Mathematics, Legion's Numbers.

Crossrefs

Cf. A007356, A051003, A115983.

Programs

Mathematica

IntegerDigits[666^666][[;;100]]

PARI

digits(666^666) \\ Michel Marcus, Apr 08 2024

Python

afull = list(map(int, str(666**666))) # Michael S. Branicky, Apr 08 2024