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A033966
Trajectory of 1 under map n->19n+1 if n odd, n->n/2 if n even
1
1, 20, 10, 5, 96, 48, 24, 12, 6, 3, 58, 29, 552, 276, 138, 69, 1312, 656, 328, 164, 82, 41, 780, 390, 195, 3706, 1853, 35208, 17604, 8802, 4401, 83620, 41810, 20905, 397196, 198598, 99299, 1886682, 943341, 17923480
OFFSET
0,2
CROSSREFS
Sequence in context: A216289 A136010 A091534 * A033340 A040383 A058282
KEYWORD
nonn
AUTHOR
STATUS
approved