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Terms m of A351467 such that A005245(m) == 2 (mod 3).
2

%I #17 Aug 23 2023 12:19:15

%S 2,5,6,13,14,15,16,18,37,38,39,40,42,45,48,54,109,110,111,112,114,117,

%T 120,126,128,135,144,162,325,326,327,328,330,333,336,342,351,360,378,

%U 384,405,432,486,973,974,975,976,978,981,984,990,999

%N Terms m of A351467 such that A005245(m) == 2 (mod 3).

%C m appears in this list if and only if it can be written as 2^p*3^r for p in {1,4,7,10} or as 4(3^r+1)3^s (r>0) or 2(2*3^r+1)3^s or (4*3^r+1)3^s.

%H Harry Altman, <a href="https://doi.org/10.2140/moscow.2019.8.193">Integer Complexity: The Integer Defect</a>, Moscow Journal of Combinatorics and Number Theory 8-3 (2019), 193-217; <a href="https://arxiv.org/abs/1804.07446">arXiv:1804.07446 [math.NT]</a>, 2018.

%Y Cf. A351467, A350723, A005245, A354023, A354024.

%K easy,nonn

%O 1,1

%A _Harry Altman_, May 14 2022