Dictionary

pentadecathlon en · NOUN

Etymology

From pentadeca- + -athlon.

Meanings

1. A sporting event consisting of fifteen different sports or contests.
2. A particular oscillator that returns to its initial state after 15 generations.
   • X! Produces a westward stream of lightweight spaceships representing prime numbers: a LWSS escapes past the pentadecathlon around generation 120n+100 if and only if n is prime. 1993 March 16, David Bell, “Life program (part 6/18)”, in comp.theory.cell-automata (Usenet):
   • The speed was very dependent on the number of live cells, but it ran the pentadecathlon at 92 gen/sec in the last version I measured. 2002 July 23, Owen Rees, “Wolfram and "general 2D simulators"”, in comp.theory.cell-automata (Usenet):

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