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A081548 Smallest composite number which is 1 more than the product of n distinct primes numbers. 1
4, 15, 106, 391, 3991, 30031, 510511, 9699691, 223092871, 6469693231, 255887521891, 7420738134811, 304250263527211, 13082761331670031, 614889782588491411, 32589158477190044731, 1922760350154212639071 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A289489 A221095 A339287 * A207163 A009315 A350484
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Apr 01 2003
EXTENSIONS
Corrected and extended by David Wasserman, Jun 08 2004
STATUS
approved

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)