A265334 - OEIS

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A265334

Numbers that are >= k! but < 2*k! for some k; numbers whose factorial base representation (A007623) begins with digit "1".

1, 2, 3, 6, 7, 8, 9, 10, 11, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Numbers k for which A099563(k) = 1.

Numbers k for which A265333(k) = 1.

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..5915

Index entries for sequences related to factorial base representation

EXAMPLE

1 is present as 1 >= 1! but < 2*1!

2 is present as 2 >= 2! but < 2*2!