804
google search
Google search results:
1: https://www.quora.com/Which-number-should-come-next-in-the-series-0-7-26-63-124-1
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2: https://brainly.in/question/29665942
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3: https://www.toppr.com/ask/en-ch/question/find-the-wrong-number-in-the-series7-28-63-124-215-342-511/
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4: https://www.gktoday.in/aptitude/in-the-sequence-of-number-0-7-26-63-215-342-the-missing-term-is/
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5: https://medium.com/@gilann/what-is-the-last-number-in-the-series-0-7-26-63-124-215-9c2c2c838af7
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6: https://gradeup.co/liveData/f/2021/6/number_series_sbi_clerk_pre_2020_english_part_51_1_31.pdf
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7: https://teach.mapnwea.org/impl/normsResearchStudy.pdf
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8: https://web.lemoyne.edu/courseinformation/mth%20112/rinaman/instman/SOLUTION.PDF
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9: https://books.google.com/books?id=Ka40AQAAMAAJ&pg=RA1-PA411&lpg=RA1-PA411&dq=0,+7,+26,+63,+124,%0A342%0A210%0A212%0A215%0A218%0AClear+Response&source=bl&ots=zHXDrkDVPq&sig=ACfU3U15u-ahZresH5oi_PZMov-nyEwVXw&hl=en&sa=X&ved=2ahUKEwim1e74l6bzAhUVip4KHd0rAZsQ6AF6BAgSEAM
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10: https://www.engageny.org/sites/default/files/downloadable-resources/2016/Apr/math-g2-m4-full-module_1.pdf
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11: https://www.exeter.edu/sites/default/files/documents/Math1_2019.pdf
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