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A057827 a(0) = 1; a(n) = LCM(n, sum{k=0 to n-1}[a(k)]). 1
1, 1, 2, 12, 16, 160, 192, 2688, 3072, 18432, 122880, 1622016, 1769472, 46006272, 49545216, 495452160, 594542592, 20214448128, 21403533312, 813334265856, 856141332480, 1712282664960, 37670218629120, 945180031057920 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
EXAMPLE
a(4) = LCM(4, a(0)+a(1)+a(2)+a(3)) = LCM(4, 1+1+2+12) = LCM(4, 16) = 16.
CROSSREFS
Sequence in context: A057123 A358783 A134833 * A266802 A082407 A063576
KEYWORD
nonn
AUTHOR
Leroy Quet, Nov 08 2000
STATUS
approved

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Last modified March 19 07:18 EDT 2024. Contains 370954 sequences. (Running on oeis4.)