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What number comes next?

Look at the series (1, 2, 11, 22, 121, 1012, 2101), determine the pattern, and find the value of the next number!

Correct answers: 59

The first user who solved this task is Sanja Šabović.

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Iliza Shlesinger: Bumper Sticker

It said, War Is Not the Answer. I disagree. I think war absolutely is the answer. And if you dont agree with me, happy Fourth of July.

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Peter Alekseyevich Kropotkin

Born 21 Dec 1842; died 8 Feb 1921 at age 78. Russian geographer and revolutionist, who combined biological and historical fact to arrive at his theory of Mutual Aid (1902). While an army officer in Siberia (1862-67), he studied the native animals, made geographical surveys, and examined the effects of the Ice Age in Asia and Europe. His investigation of the structural lines of mountain ranges revised the cartography of eastern Asia. He wrote a series of articles against social Darwinism and its tenet of the benefits of competition. Kropotkin asserted that sociability characterized animals. Thus, he held, cooperation rather than struggle guided the evolution of man and human intelligence. His greatest renown, though, was as an anarchist.«

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