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 A175022 a(n) = the number of runs (those of 0 and of 1 considered together) in the binary representation of A175020(n). 5
 1, 2, 1, 2, 3, 1, 2, 3, 4, 2, 1, 2, 3, 4, 3, 5, 2, 1, 2, 3, 4, 3, 4, 5, 6, 2, 3, 2, 1, 2, 3, 4, 3, 4, 5, 3, 5, 6, 4, 7, 2, 3, 2, 1, 2, 3, 4, 3, 4, 5, 3, 4, 5, 6, 4, 6, 5, 7, 8, 2, 3, 3, 4, 2, 2, 1, 2, 3, 4, 3, 4, 5, 3, 4, 5, 6, 4, 3, 5, 6, 5, 7, 4, 6, 7, 8, 5, 9, 2, 3, 3, 4, 2, 3, 2, 1, 2, 3, 4, 3, 4, 5, 3, 4, 5 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS a(n) gives the number of terms in row n of irregular tables A175023 and A175024. LINKS Michael De Vlieger, Table of n, a(n) for n = 1..10000 MATHEMATICA With[{s = Array[Sort@ Map[Length, Split@ IntegerDigits[#, 2]] &, 265]}, Map[Length@ Split@ IntegerDigits[#, 2] &, Values[PositionIndex@ s][[All, 1]] ]] (* Michael De Vlieger, Sep 03 2017 *) CROSSREFS Cf. A175020, A175023, A175024, A175025. Sequence in context: A195113 A120418 A120853 * A243613 A194844 A138528 Adjacent sequences:  A175019 A175020 A175021 * A175023 A175024 A175025 KEYWORD base,nonn AUTHOR Leroy Quet, Nov 03 2009 EXTENSIONS Extended by Ray Chandler, Mar 11 2010 STATUS approved

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Last modified January 19 12:46 EST 2021. Contains 340269 sequences. (Running on oeis4.)