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A137467
a(n) = i + j - k, where n = p(i) + p(j) - p(k), such that p(i), p(j), and p(k) are distinct primes, i + j - k = minimum, and n >= 3.
0
1, 2, 3, 2, 3, 3, 4
OFFSET
3,2
COMMENTS
Is it true for all n : n = p(i) + p(j) - p(k)?
EXAMPLE
For n = 6, 6 = p(1) + p(5) - p(4) = 2 + 11 - 7; so a(6) = 1 + 5 - 4 = 2.
CROSSREFS
Sequence in context: A078173 A248005 A129759 * A261461 A078627 A106370
KEYWORD
easy,nonn,uned
AUTHOR
Ctibor O. Zizka, Apr 19 2008
STATUS
approved