A121064 -id:A121064 - cp's OEIS frontend

A052193 Positive integers sorted by length of name in American English and alphabetical order.

1, 6, 10, 2, 5, 4, 9, 8, 50, 40, 7, 60, 3, 80, 11, 90, 30, 12, 20, 15, 70, 16, 18, 51, 56, 52, 41, 46, 42, 14, 19, 61, 66, 62, 13, 81, 86, 82, 55, 54, 59, 45, 44, 49, 91, 96, 92, 17, 65, 64, 69, 31, 36, 32, 21, 26, 22, 85, 84, 89, 58, 57, 53, 48, 47, 43, 95, 94, 99

Offset: 1

Henry Bottomley, Jan 28 2000

Using U.S. nomenclature. Limited to numbers < 10^66.
If allowing larger numbers, one googol (10^100) would occur after 92.
The final term is a(10^66-1) = 373373373373373373373373373373373373373373373373373373373373373373.

			The three-letter numbers in alphabetical order: one, six, ten, two.

Hans Havermann, Table of n, a(n) for n = 1..1296

Cf. A001166, A052194, A121064.

More terms from Larry Reeves (larryr(AT)acm.org), Oct 02 2000

A362449 Number of length-n American English expressions for positive integers (spaces, hyphens, and commas excluded).

Original entry on oeis.org

0, 0, 0, 4, 3, 6, 6, 3, 13, 22, 35, 32, 36, 89, 158, 342, 586, 913, 1490, 2365, 3884, 5940, 8629, 12386, 17637, 26311

Offset: 0

N. J. A. Sloane, Apr 23 2023, based on A121064

Limited to numbers < 10^306.

This entry is simply a copy of A121064 with a(4) changed from 4 to 3. See that entry for further information. The present version matches the problem in the GCHQ Puzzle Book.

GCHQ, The GCHQ Puzzle Book, Penguin, 2016. See page 123, Problem 6.

Cf. A121064.

cp's OEIS Frontend

A052193 Positive integers sorted by length of name in American English and alphabetical order.

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