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 A144290 (0=0, 1=1, 2=2, 3=3, 4=2^2, 5=5, 6=2*3, 7=7, 8=2^3, 9=3^2, 10=2*5, 11=11, 12=2^2*3, ..) becomes (0*0+1, 1*2+2, 3*3+4, 2*2+5, 5*6+2, 3*7+7, 8*2+3, 9*3+2, 10*2+5, 11*11+12, 2*2+3, ..). 0
 1, 4, 13, 9, 32, 28, 19, 29, 25, 133, 7, 183, 29, 31, 25, 308, 25, 382, 31, 43, 45, 554, 34, 36, 53, 37, 11, 871, 11, 993, 43, 67, 69, 71, 7, 111, 95, 130, 83, 246, 87, 344, 90, 498, 56, 93, 2258, 61, 64, 12, 170, 106, 742, 111, 170, 618, 78, 115, 117, 3542, 11, 3783 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS EXAMPLE 13*13+14=183=a(12). 2*7+15=29=a(13). 3*5+16=31=a(14). 2*4+17=25=a(15). 17*18+2=308=a(16). 3*2+19=25=a(17). 19*20+2=382=a(18). 2*5+21=31=a(19), etc. CROSSREFS Cf. A002808. Sequence in context: A046738 A095324 A264341 * A101181 A160249 A173800 Adjacent sequences:  A144287 A144288 A144289 * A144291 A144292 A144293 KEYWORD nonn AUTHOR Juri-Stepan Gerasimov, Dec 01 2008 EXTENSIONS Corrected (39 replaced by 43, 75 by 95, 71 by 130) by R. J. Mathar, May 01 2010 STATUS approved

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Last modified May 12 10:54 EDT 2021. Contains 343821 sequences. (Running on oeis4.)