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 A337861 Numbers that can be written as the sum of two Moran numbers (see A001101). 1
 36, 39, 42, 45, 48, 54, 60, 63, 66, 69, 72, 81, 84, 87, 90, 102, 105, 108, 111, 126, 129, 132, 135, 138, 141, 144, 147, 151, 153, 154, 156, 159, 160, 162, 168, 170, 171, 173, 174, 175, 177, 178, 179, 180, 183, 189, 192, 194, 195, 196, 197, 198, 201, 208, 211 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..55. EXAMPLE 36 = 18 + 18 = A001101(1) + A001101(1), so 36 is a term. 39 = 18 + 21 = A001101(1) + A001101(2), so 39 is a term. 87 = 42 + 45 = A001101(4) + A001101(5), so 87 is a term. MATHEMATICA m = 211; morans = Select[Range[m], PrimeQ[#/Plus @@ IntegerDigits[#]] &]; Select[Range[m], Length[IntegerPartitions[#, {2}, morans]] > 0 &] (* Amiram Eldar, Oct 21 2020 *) PROG (Magma) moran:=func; [n:n in [1..220] | #RestrictedPartitions(n, 2, {k:k in [1..n-1] | moran(k)}) ne 0]; CROSSREFS Cf. A001101, A005349, A337853. Sequence in context: A257441 A181457 A261380 * A261373 A248372 A349705 Adjacent sequences: A337858 A337859 A337860 * A337862 A337863 A337864 KEYWORD nonn,base AUTHOR Marius A. Burtea, Oct 21 2020 STATUS approved

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Last modified July 13 15:08 EDT 2024. Contains 374284 sequences. (Running on oeis4.)